I. A randomly selected SAT test-taker is about to sit for the test. Nothing is known about her aptitude. What is the probability that she scores at least 1250 on her SAT?

Can someone pls ! pls answer all. no explanation needed..

Which expression is equivalent to the expression shown?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?